In 1966, a drinking tube that mates with the M1 canteen cap and a resuscitation tube were added resulting in a change in nomenclature to the M17A1. The resuscitation tube was later dropped and a new size (extra small) was added in 1983, standardized as the Mask, Chemical-Biological: Field, M17A2. […]

The M17 Field Protective Mask was developed by the Army Chemical Corps, first issued in 1959 as an improvement on the M9 Gas Mask from the previous decade. The M17 Field Protective Mask had a singular new feature: the elimination of the need for a canister by placing lightweight filter […]

The M25 / M25A1 chemical-biological masks are special masks for crews of armored vehicles. These masks protect against chemical and biological attack in the form of vapor or aerosol agents when hooked to the vehicle filtered air system or when used alone. The M25 Tank Gas Mask, approved for use […]